package com.itheima;

import com.aliyuncs.exceptions.ClientException;
import com.itheima.utils.ValidateCodeUtils;


import java.util.Random;

public class test {
    public static void main(String[] args) throws ClientException {
        String s = ValidateCodeUtils.generateValidateCode4String(4);
        System.out.println(s);
        Random random = new Random();

        System.out.println("贾郑");
    }
}
